html,body{height:100%; width:100%; overflow:hidden; margin:0;
    padding:0;}
.header{
    color: #ddd;
    overflow: hidden;
    background: #55B3E9;
    border-bottom: 1px solid #e9e9e9;
}
.header .logo{
    display: block;
    width: 220px;
    height: 54px;
    float: left;
}
.header .logo img{
    display: block;
    width: 100px;
    height: 50px;
    border: none;
}
.headNax{
    float: right;
    list-style: none;
    margin-right: 16px;
    color: #fff;
}
.headNax li{
    float: left;
}
.headNax li a{
    display: block;
    width: 60px;
    height: 54px;
    color: #fff;
    line-height: 54px;
    text-align: center;
    font-size: 12px;
    text-decoration: none;
    float: left;
}
.easyui-layout .menu_left ul{
    line-height: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.easyui-layout .menu_left ul li a{
    display: block;
    color: #434343;
    padding-left: 60px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    text-decoration: none;
}
.easyui-layout .menu_left ul li a:hover{
    background-color: #00bbee;
}